1 files changed, 22 insertions, 0 deletions
diff --git a/src/webob/acceptparse.py b/src/webob/acceptparse.py
index d2b6007..02c0cb6 100644
--- a/src/webob/acceptparse.py
+++ b/src/webob/acceptparse.py
@@ -1485,6 +1485,28 @@ class AcceptInvalidHeader(_AcceptInvalidOrNoHeader):
             return AcceptNoHeader()
 
 
+def create_accept_header(header_value):
+    """
+    Create an object representing the ``Accept`` header in a request.
+
+    :param header_value: (``str``) header value
+    :return: If `header_value` is ``None``, an :class:`AcceptNoHeader`
+             instance.
+
+             | If `header_value` is a valid ``Accept`` header, an
+               :class:`AcceptValidHeader` instance.
+
+             | If `header_value` is an invalid ``Accept`` header, an
+               :class:`AcceptInvalidHeader` instance.
+    """
+    if header_value is None:
+        return AcceptNoHeader()
+    try:
+        return AcceptValidHeader(header_value=header_value)
+    except ValueError:
+        return AcceptInvalidHeader(header_value=header_value)
+
+
 class NilAccept(object):
     """
     Represents a generic ``Accept-*`` style header when it is not present in